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A335222 Perimeters of Heronian triangles whose smallest side length is squarefree. 6
12, 16, 18, 24, 30, 32, 36, 42, 44, 48, 50, 54, 56, 60, 64, 66, 68, 70, 76, 78, 80, 84, 88, 90, 96, 98, 100, 104, 108, 112, 120, 126, 128, 130, 132, 136, 140, 144, 150, 152, 154, 156, 160, 162, 164, 168, 170, 172, 174, 176, 180, 182, 186, 190, 192, 196, 198, 200, 204 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Giovanni Resta, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Heronian Triangle

Wikipedia, Heronian triangle

Wikipedia, Integer Triangle

EXAMPLE

a(1) = 12; there is one Heronian triangle with perimeter 12 whose smallest side length is squarefree, [3,4,5].

CROSSREFS

Cf. A008683, A330869, A335223, A335224.

Sequence in context: A051518 A043544 A097620 * A112548 A032620 A224302

Adjacent sequences:  A335219 A335220 A335221 * A335223 A335224 A335225

KEYWORD

nonn

AUTHOR

Wesley Ivan Hurt, May 27 2020

STATUS

approved

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Last modified January 28 12:16 EST 2022. Contains 350656 sequences. (Running on oeis4.)